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December Weather in Puerto Cisnes, Chile

Last updated: August 22, 2025

In December, the average temperature in Puerto Cisnes, Chile hovers around 11°C (53°F). Expect a chill with minimums dipping to 0°C (33°F), while highs can reach a warm 29°C (84°F). Be prepared for wet weather, as 289 mm (11.4 in) of precipitation typically falls over 19 days, contributing to a high average humidity of 86%.

December Temperature in Puerto Cisnes

In December in Puerto Cisnes, the average temperature is 11°C (53°F). Maximums can reach 29°C (84°F), and minimums can be as low as 0°C (33°F). This makes it an ideal time for travelers to enjoy a variety of outdoor activities while packing for both warm and cooler temperatures.

December Weather in Puerto Cisnes: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Puerto Cisnes, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Puerto Cisnes, December typically has an average temperature of 11°C (53°F), with highs reaching up to 29°C (84°F) and lows dropping to around 0°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec535551474235353739414852
Data source: Temperature data for Puerto Cisnes generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Puerto Cisnes

In Puerto Cisnes in December, the total precipitation amount is 289 mm (11.4 in), occurring over a span of 19 days.

December Precipitation Trends in Puerto Cisnes

The chart displays monthly precipitation patterns in Puerto Cisnes, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Puerto Cisnes, December typically receives around 289 mm (11.4 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec265191291382458572451491386379326289
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Puerto Cisnes

In Puerto Cisnes in December, humidity is 86%. With an average temperature of 11°C (53°F), this humidity feels like a heavy blanket that dampens the air, making traveling uncomfortable and a bit stifling.

December Average Humidity in Puerto Cisnes

This chart illustrates the average monthly humidity levels in Puerto Cisnes, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Puerto Cisnes is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%88%86%89%89%89%89%89%88%86%85%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Puerto Cisnes

In Puerto Cisnes in December, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Puerto Cisnes.

Maximum UV Index Levels in Puerto Cisnes for December

The chart shows the monthly maximum UV Index (UVI) for Puerto Cisnes in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Puerto Cisnes typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1311853234691213
Data source: Puerto Cisnes December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How December Weather in Puerto Cisnes Compares to Other Months

Weather in Puerto Cisnes varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Puerto Cisnes, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Puerto Cisnes, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (53°F)265 mm (10.4 inches)85%extreme
February Weather13°C (55°F)191 mm (7.5 inches)88%extreme
March Weather10°C (51°F)291 mm (11.5 inches)86%very high
April Weather8°C (47°F)382 mm (15.1 inches)89%moderate
May Weather5°C (42°F)458 mm (18.0 inches)89%moderate
June Weather2°C (35°F)572 mm (22.5 inches)89%low
July Weather2°C (35°F)451 mm (17.8 inches)89%moderate
August Weather3°C (37°F)491 mm (19.3 inches)89%moderate
September Weather4°C (39°F)386 mm (15.2 inches)88%high
October Weather5°C (42°F)379 mm (14.9 inches)86%very high
November Weather9°C (48°F)326 mm (12.8 inches)84%extreme
December Weather11°C (53°F)289 mm (11.4 inches)86%extreme

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